Re: [PATCH -next] PCI: rpadlpar: use for_each_child_of_node() and for_each_node_by_name

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On Wed, Sep 16, 2020 at 02:21:28PM +0800, Qinglang Miao wrote:
> Use for_each_child_of_node() and for_each_node_by_name macro
> instead of open coding it.
> 
> Signed-off-by: Qinglang Miao <miaoqinglang@xxxxxxxxxx>

Applied to pci/hotplug for v5.10, thanks!

> ---
>  drivers/pci/hotplug/rpadlpar_core.c | 8 ++++----
>  1 file changed, 4 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/pci/hotplug/rpadlpar_core.c b/drivers/pci/hotplug/rpadlpar_core.c
> index f979b7098..0a3c80ba6 100644
> --- a/drivers/pci/hotplug/rpadlpar_core.c
> +++ b/drivers/pci/hotplug/rpadlpar_core.c
> @@ -40,13 +40,13 @@ static DEFINE_MUTEX(rpadlpar_mutex);
>  static struct device_node *find_vio_slot_node(char *drc_name)
>  {
>  	struct device_node *parent = of_find_node_by_name(NULL, "vdevice");
> -	struct device_node *dn = NULL;
> +	struct device_node *dn;
>  	int rc;
>  
>  	if (!parent)
>  		return NULL;
>  
> -	while ((dn = of_get_next_child(parent, dn))) {
> +	for_each_child_of_node(parent, dn) {
>  		rc = rpaphp_check_drc_props(dn, drc_name, NULL);
>  		if (rc == 0)
>  			break;
> @@ -60,10 +60,10 @@ static struct device_node *find_vio_slot_node(char *drc_name)
>  static struct device_node *find_php_slot_pci_node(char *drc_name,
>  						  char *drc_type)
>  {
> -	struct device_node *np = NULL;
> +	struct device_node *np;
>  	int rc;
>  
> -	while ((np = of_find_node_by_name(np, "pci"))) {
> +	for_each_node_by_name(np, "pci") {
>  		rc = rpaphp_check_drc_props(np, drc_name, drc_type);
>  		if (rc == 0)
>  			break;
> -- 
> 2.23.0
> 



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